CN102244392B - Automated mechanical disconnection of an electrical converter module in a frequency converter arrangement - Google Patents
Automated mechanical disconnection of an electrical converter module in a frequency converter arrangement Download PDFInfo
- Publication number
- CN102244392B CN102244392B CN201110122391.0A CN201110122391A CN102244392B CN 102244392 B CN102244392 B CN 102244392B CN 201110122391 A CN201110122391 A CN 201110122391A CN 102244392 B CN102244392 B CN 102244392B
- Authority
- CN
- China
- Prior art keywords
- electric transducer
- transducer module
- frequency
- electrical
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000004044 response Effects 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims description 36
- 230000005611 electricity Effects 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 7
- 230000002950 deficient Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007430 reference method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
- Inverter Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention relates to automated mechanical disconnection of an electrical converter module in a frequency converter arrangement. An arrangement is described for receiving an electrical converter module for converting a first frequency of an electrical input signal into a second frequency of an electrical output signal. The arrangement includes a rack including input terminals for receiving the electrical input signal and output terminals for providing the electrical output signal. A slot receives the converter module in a first and second positions where in first position the converter module is electrically connected both to the input and output terminals and in the second position the converter module is electrically disconnected both from the input and output terminals. An actuator, which is mounted to the rack and which, in response to a disconnect trigger signal, is adapted to move the electrical converter module from the first position to the second position. A frequency converter system equipped with such an arrangement and a method for disconnecting a converter module are provided.
Description
Technical field
The present invention relates to power field.Especially, the present invention relates to the device (arrangement) for holding electric transducer module, this electric transducer module is suitable for the second frequency first frequency of electrical input signal being converted to electrical output signal.In addition, the present invention relates to frequency converter (frequency converter) system being equipped with such device.In addition, the present invention relates to the method for electric transducer module being disconnected, this electric transducer module is used to the second frequency first frequency of electrical input signal being converted to electrical output signal.
Background technology
In order to be fed to electric energy from the generator of such as wind turbine to electrical network, usually need to make the frequency of produced electric power be suitable for the operating frequency of electrical network.
For wind turbine, there is known frequency inverted apparatus, it uses many identical inverter module in parallel and/or conversion module to reach the expected capacity of electric power.Below, these modules are called electric transducer module.
When the defect of in electric transducer module, generator must be made to stop, and corresponding frequencies transducer must be disconnected from electrical network, till changing defective electric transducer module.This is because the fault in electric transducer module is usually cause by as the short circuit in the igbt (IGBT) of controlled power semiconductor.Therefore, only logically corresponding defective electric transducer module can not be disconnected, but must be disconnected physically to allow all the other electric transducer modules to continue its operation.
Be used to generator, especially in many frequency converters of wind turbine, as voluminous work book, electric transducer module be placed side by side on shelf, be bolted to chassis and (bolted) AC with the DC principal current being equipped with bolt is connected.When the fault of existing in electric transducer module, the removal of corresponding module is troublesome process, and as described above, this requires that generator stops it operating.Thus, the downtime of generator is increased.
The disconnection of the electric transducer module promoted in frequency converter may be needed.
Summary of the invention
Can be addressed this need by the theme according to independent claims.By dependent claims, advantageous embodiment of the present invention is described.
According to a first aspect of the invention, a kind of device of the electric transducer module for holding the second frequency for the first frequency of electrical input signal being converted to electrical output signal is provided.The device provided comprises (a) frame, it comprises: (a1) input terminal, for receiving electrical input signal and (a2) lead-out terminal from generator, for providing electrical output signal to electrical network, (b) groove, for holding electric transducer module in primary importance He in the second place, wherein, in primary importance, electric transducer module is electrically connected to input terminal and lead-out terminal, and wherein, in the second position, electric transducer module is disconnected by from input terminal and the two electricity of lead-out terminal, and (c) actuator, it is installed to frame, and it is suitable for electric transducer module to move to the second place from primary importance in response to break trigger signal.
Described device is based on thought: the disconnection that automatically can realize defective electric transducer module by means of remote-controlled triggering signal.This automatically disconnects and can realize in short time period.After automatically disconnecting, can such as within a few minutes temporary repair comprise the frequency converter system of described device, make it possible to again make generator drop into similar normal running, wherein, the generating only slightly reduced can be performed.As a result, although under limited load, the high availability of electrical production can be realized.This may be especially favourable at offshore wind turbines place, and wherein, owing to depending on the access of weather for repairing, availability increase can improve the effective performance of wind turbine significantly relative to the amount of electrical production.
All terminals and especially principal current connect can be plug-in (pluggable).Preferably, the disconnection between conversion module and frame is carried out at the time point that there is the no-load condition period.This can provide principal current plug (plug) to connect the advantage that need not design for current interruptions.This allows realize connecting by relatively simple structure and reduce the cost for described device.
The number of input terminal can depend on the type of the electric power produced by generator.Usually, particularly when generator is wind turbine, frequency inverted apparatus comprises three input terminals allowing to receive three-phase alternating current from the generator of wind turbine.
The number of lead-out terminal depends on the type of the electric power being fed to power network.Usually, also electric output power is provided as three-phase current, makes the number of lead-out terminal also be three.
Should should be mentioned that second frequency be zero is also possible.This means that electric output power is provided as direct current (DC).In this case, the number of lead-out terminal also can be two.
It should be noted and only relate to single electric transducer module relative to the elaboration of the number of input and output terminal above.For being understood that input those skilled in the art, the sum of corresponding output terminals can be directly proportional to the number of groove certainly, and each groove may be used to hold electric transducer module.
According to embodiments of the invention, described actuator comprises electromechanical transducer.Can such as by means of the motor be connected with mainshaft gear (spindle gear) to realize electromechanical transducer.Thereby, it is possible to the smooth linear realizing the electric transducer module from primary importance to the second place moves.
If consider that usual be not especially crucial from link position (i.e. primary importance) to the translational speed of open position (i.e. the second place) under the so-called no-load condition of conversion module, then the mild movement caused by described electromechanical transducer can guarantee the unnecessary mechanical shock effectively preventing from acting on conversion module.
According to another embodiment of the present invention, described actuator comprises spring load (spring loaded) system.This spring load system can make conversion module be retracted into by the primary importance engaged with frame securely the second place that this conversion module departs from frame from this conversion module.And/or can discharge by means of the mechanism by motor driven or activate spring load system by means of (activated) trigger mechanism of solenoid activation.
The use of spring load system and/or the advantage of the quick disconnection that can realize conversion module can be provided for the use of pyrotechnic signal (pyrotechnical) solution of actuator.Permission also makes conversion module disconnect from frame terminal by this under so-called load condition, and wherein, conversion module is movable (active), and electric current is connected by the plug limited by conversion module terminal and each frame terminal and is flowed.
According to another embodiment of the present invention, described device also comprises the controller of the operation for control brake.
When the fault of conversion module, described controller such as can receive corresponding signal from electric transducer module and/or from electric surveillance equipment, and described electric surveillance equipment is monitoring the mode of operation of conversion module.
According to another embodiment of the present invention, described groove comprises at least one guide rail and for conversion module being locked in the locking mechanism in primary importance and/or in the second place.This can mean this guide rail should comprise locking mechanism with conversion module is locked in wherein principal current attachment plug be engaged (mate) the position of engagement or wherein principal current plug connect in the disengaging configuration be disconnected.
Should should be mentioned that in disengaging configuration, for each current potential mating part between space should be enough large, to provide electric insulation.In order to realize enough void size, certainly should consider disconnect plug-assembly between voltage difference.
According to another embodiment of the present invention, described frame comprises (a) for receiving the other input terminal of other electrical input signal and (b) from generator for providing the other lead-out terminal of other electrical output signal to electrical network.In addition, described device also comprises (a) for holding at least one other groove of other electric transducer module in primary importance and in the second place, wherein, in primary importance, described other electric transducer module is electrically connected to other input terminal and other lead-out terminal, and in the second position, described other electric transducer module is disconnected by from other input terminal and other both lead-out terminals electricity, and the actuator that (b) is other, it is installed to frame, and it is suitable for other electric transducer module to move to the second place from primary importance in response to break trigger signal.
This multiple-grooved device can provide advantage, namely it may be used for large-scale frequency converter system, this large-scale frequency converter system comprises at least two and preferably multiple electric transducer module, and it is suitable for the frequency changing the high power input signal that can be provided by the generator of such as wind turbine and/or multiple wind turbine.
Generally speaking, be placed on the actuator controlled in each frame slot and by above-mentioned controller to be disconnected by defective electric transducer module is moved to second (disengaging) position from first (engagement) position.As described above, by defective electric transducer module installation in the second position after, the frequency converter system that can make still to comprise at least one fault-free electric transducer module drops into normal running.Thus, normal running is characterized with the load reduced.
According to a further aspect in the invention, a kind of frequency converter system of the second frequency for the first frequency of electrical input signal being converted to electrical output signal is provided.The frequency converter system provided comprises (a) for holding the device as above of electric transducer module, and (b) is for converting the electric transducer module of the second frequency of electrical output signal to by the first frequency of electrical input signal.Electric transducer module can be held by groove.
Further, described frequency converter system is based on such thought, and namely when the defect of electric transducer module, corresponding module automatically can be put into second (disengaging) position.Thus, the above-mentioned actuator of described break trigger signal is received when being used in defect.
According to embodiments of the invention, described electric transducer module is electric switch module.In this article, term electric switch module can refer to conversion module, and first it convert the alternating current with first frequency to DC electric current, and secondly DC current conversion is become to have the alternating current of second frequency by it.
According to another embodiment of the present invention, described electric transducer module is electric inverter module.In this article, term electricity inverter module can refer to conversion module, and AC current conversion is become DC electric current or DC current conversion is become AC electric current by it.
In this respect, should should be mentioned that the hypothesis being not equal to zero according to two frequencies, single inverter module can not perform the frequency inverted from first frequency to second frequency certainly.But single inverter module can at least be contributed according in the AC-AC frequency inverted described in a first aspect of the present invention in execution above to some extent.
Should should be mentioned that the frequency converter system that may be used for wind turbine to be connected to electrical network can comprise the multiple AC-DC inverter modules being connected to DC bus-bar.Particularly, (a) can produce between generator with DC bus-bar at energy and be connected many AC-DC inverter modules, and (b) can be connected many AC-DC inverter modules between electrical network with DC bus-bar.
In addition, the frequency converter system for wind turbine can comprise each two inverter panels comprising at least one inverter module.An inverter panel that can be placed in wind turbine motor spindle can be connected with its AC side to electrical network.Another inverter panel that can be placed in the cabin of wind turbine can be connected with its AC side of the generator to wind turbine.Can be interconnected by the DC side of the cable laying in the pylon of wind turbine by two inverter panels.Thus these cables electricity are distributed to above-mentioned bus-bar.
According to embodiments of the invention, electric transducer module comprises the monitor unit of the operation for monitoring electric transducer module.Thus, if described monitor unit is suitable for, in electric transducer module, defect occurs, then generate omen (precursor) signal of break trigger signal and/or generation break trigger signal.
When frequency converter comprises multiple electric transducer module, each conversion module can have for realizing diagnostic function to identify that the defect of corresponding electric transducer module is also so that by defect report to the monitor unit of above-mentioned controller, above-mentioned controller can be regarded as the master controller of described frequency converter system.
According to a further aspect in the invention, provide a kind of method for the electric transducer module in frame being disconnected, this electric transducer module is used to the second frequency first frequency of electrical input signal being converted to electrical output signal, and described frame comprises for the input terminal from generator reception electrical input signal with for providing the lead-out terminal of electrical output signal to electrical network.The method provided comprises the break trigger signal that (a) receives the error condition of instruction electric transducer module, and (b) is in response to break trigger signal, by means of the actuator being installed to frame, the electric transducer module in the groove of frame is moved to the second place from primary importance.In primary importance, described electric transducer module is electrically connected to both input terminal and lead-out terminal, and in the second position, electric transducer module is disconnected by from both input terminal and lead-out terminal electricity.
Further, described method is based on such thought, if namely there is the defect of electric transducer module, then this electric transducer module automatically can be put into second (disengaging) position.Can rapidly, effectively and easily realize automatically disconnecting.After automatically disconnecting, temporary repair can comprising the frequency converter system of the said apparatus for holding electric transducer module, making it possible to generator and again dropping into similar normal running.Thus, the generating only slightly reduced can be performed.As a result, although under limited load, the high availability of electrical production can be realized.
According to embodiments of the invention, perform under no-load condition and electric transducer module is moved to the second place from primary importance.
In this respect, should should be mentioned that if there is no (a) flows to from the terminal of the AC part being assigned to conversion module the electric current that (b) is assigned to the terminal of the DC part of conversion module, then exist no-load condition.Therefore, under no-load condition, when starting the arc risk when not having open terminal to connect, conversion module can be moved to the second place.
Below, explain how no-load condition can occur: the fault in electric transducer module normally in igbt (IGBT) or more in IGBT, the fault of short circuit between the AC part that causes conversion module and DC part.Usually detect this short circuit by frequency converter control system, described frequency converter control system impels other conversion modules all to disconnect immediately, in order to avoid to Duan Luzhong energy feeding, this may cause the blast in converter system and on fire.This means that wind turbine is immediately stopped operation.The operation of wind turbine stops continuing to repairing conversion module.Below, open conversion module, comprise breaker mechanism between the respective transducer of conversion module.When employing has the generator of alnico magnets, also activate the breaker mechanism between frequency converter system and generator or release mechanism.As a result, make conversion module, corresponding whole frequency converter system not charged (de-energized), and do not have electric current to flow through (frequency) transducer (system).Here, there is no-load condition.
Electric transducer module being disconnected under no-load condition to provide principal current plug to connect the advantage that need not design for current interruptions.This make conversion module and/or for the electricity of the said apparatus that holds electric transducer module and/or Machine Design more easy.
Should be noted that the embodiments of the invention with reference to different subject descriptions.Especially, reference unit type claims describes some embodiment, and reference method type claims describes other embodiment.But, those skilled in the art notifies in addition unless will infer from above and following explanation, except any combination of feature belonging to a kind of theme, also think any combination with disclosing herein between the feature relevant with different themes, between the feature of the particularly characteristic sum Method type claim of type of device claim.
Aspect defined above of the present invention and other side are from will be hereafter apparent the example of the embodiment of description, and the example of its reference example makes an explanation.Example below with reference to embodiment describes the present invention in more detail, but the invention is not restricted to the example of described embodiment.
Accompanying drawing explanation
Fig. 1 a illustrates the frequency converter system according to embodiments of the invention, and wherein, described electric transducer module is in link position.
Fig. 1 b illustrates the frequency converter system shown in Fig. 1 a, and wherein, described electric transducer module is in open position.
Embodiment
Diagram in figure is schematic.It should be noted in various figures, for similar or identical element provides identical Reference numeral.
Fig. 1 a illustrates the frequency converter system 100 according to embodiments of the invention.When shown in Fig. 1 a, electric transducer module 150 is in link position.
Frequency converter system 100 comprises the frame 110 with multiple groove.In the schematic cross section of Fig. 1 a, a groove can only be seen.Other groove can be positioned on or below selected perspective plane.Certainly, described frame can also comprise other groove, and it is laterally placed by relative to the groove described in fig 1 a.
Each groove of frame 110 comprises pair of guide rails 112.Guide rail 112 promotes that electric transducer module 150 is to the insertion in groove.
Frame 110 generator also comprised for never describing receives three input terminals 121 of electrical input signal.According to embodiment described here, generator is wind turbine or by the whole multiple wind turbines be electrically connected to each other.(one or more) wind turbine produces three-phase alternating current.In fig 1 a, three are named as " U ", " V " and " W " mutually.
According to embodiment described here, electric transducer module 150 comprises AC/DC/AC transducer.Therefore, conversion module 150 is also named as switch module 150.First the electric three-phase alternating current input signal being fed to three input terminals 121 is converted into DC signal, and is secondly converted into the electric three-phase alternating current output signal with frequency, and this frequency is different from the frequency of input signal usually.
Here, should should be mentioned that in the wind turbine comprising asynchronous generator to exist and flow through next from electrical network or provided by the capacitor in the DC link converter system to provide magnetized idle electrical power needed for generator (reactive electric power).In contrast, active power normally flows to electrical network from generator.
There is provided output signal at three lead-out terminal 125 places, three lead-out terminals 125 are named as " L1 ", " L2 " and " L3 " in fig 1 a.If want grasp (grip) DC power and/or for measure and/or diagnosis object, electric switch module 150 also comprises two intermediate terminals 123.Intermediate terminal 123 is assigned to the DC level of AC/DC/AC transducer.
As seen from Fig. 1 a, electric transducer module 150 comprises monitor unit 155.According to embodiment described here, monitor unit 155 comprises microprocessor, and this microprocessor is not to describe but known mode monitors operation, the corresponding operating state of electric transducer module 150.If monitor unit 155 detects the fault of electric transducer module 150, then generate corresponding fault-signal.This fault-signal is provided to the master controller of frame 110.
The master controller 135 being installed to frame 110 determines to generate the groove of the electric transducer module 150 of fault-signal.In response to this, master controller 135 transmits " break trigger signal " to two actuators 130 at the side place being installed in respective grooves.In response to this " break trigger signal ", actuator 130 becomes movable.Thus meshing arm 131 is moved outwardly relative to the interior of the tray, this makes electric transducer module 150 relative to frame 110 laterally outwards movement, and this thus electric transducer module 150 is disconnected from terminal 121,123 and 125.The open position of electric transducer module 150 is shown in Figure 1b.
As seen from Fig. 1 b, in open position, terminal 121,123 has been separated distance d with 125 with the respective terminal of electric transducer module 150.This distance d is selected as making to provide reliable air insulation between each in each opposing terminal.Certainly, when design frequency converter system 100, chosen distance d should be carried out according to the voltage difference between each and corresponding opposing terminal of electric transducer module 150 in terminal 121,123 and 125.
It should be noted that term " comprises " and do not get rid of other element or step, and " one " or " one " do not get rid of plural number.Can also by conjunction with the element combinations described in different embodiment.It should also be noted that the scope that the Reference numeral in claim should be interpreted as restriction claim.
Claims (12)
1., for holding a device for the electric transducer module (150) of the second frequency for the first frequency of electrical input signal being converted to electrical output signal, this device comprises:
Frame (110), comprising:
Input terminal (121), for receiving electrical input signal from generator, and
Lead-out terminal (125), for providing electrical output signal to electrical network,
Groove, for holding electric transducer module (150) in primary importance He in the second place, wherein, in primary importance, electric transducer module (150) is electrically connected to both input terminal (121) and lead-out terminal (125), and
In the second position, electric transducer module (150) is disconnected by from input terminal (121) and the two electricity of lead-out terminal (125), it is characterized in that described device also comprises
Actuator (130), be installed to frame (110), and it is suitable for electric transducer module (150) to move to the second place from primary importance in response to break trigger signal.
2. the device as described in aforementioned claim, wherein
Described actuator (130) comprises electromechanical transducer.
3. the device as described in any one in aforementioned claim, wherein
Actuator (130) comprises spring load system.
4. device as claimed in claim 1, also comprises
Controller (135), for controlling the operation of actuator (130).
5. device as claimed in claim 1, wherein
Described groove comprises at least one guide rail (12) and for conversion module (150) being locked in the locking mechanism in primary importance and/or in the second place.
6. device as claimed in claim 1, wherein, described frame (110) comprises
For receive from generator other electrical input signal other input terminal and for providing the other lead-out terminal of other electrical output signal to electrical network, described device also comprises:
At least one other groove, for holding other electric transducer module in primary importance He in the second place, wherein
In primary importance, described other electric transducer module is electrically connected to described other input terminal and described other lead-out terminal, and in the second position, described other electric transducer module is disconnected by from described other input terminal and described other both lead-out terminals electricity, and
Other actuator, it is installed to frame (110), and it is suitable for making described other electric transducer module move to the second place from primary importance in response to break trigger signal.
7., for the first frequency of electrical input signal being converted to a frequency converter system for the second frequency of electrical output signal, described frequency converter system (100) comprising:
Device as described in any one in aforementioned claim, and
Electric transducer module (150), for the first frequency of electrical input signal being converted to the second frequency of electrical output signal, wherein, described electric transducer module (150) can be held by described groove.
8. frequency converter system as claimed in claim 7, wherein
Described electric transducer module is electric switch module (150), and first it convert the alternating current with first frequency to DC electric current, and secondly becomes to have the alternating current of second frequency by DC current conversion.
9. frequency converter system as claimed in claim 7, wherein
Described electric transducer module is electric inverter module, and AC current conversion is become DC electric current or DC current conversion is become AC electric current by it.
10. the frequency converter system as described in any one in aforementioned claim 7 to 9, wherein
Electric transducer module (150) comprises the monitor unit (155) of the operation for monitoring electric transducer module (150), and wherein, described monitor unit (155) is suitable for the precursor signal generating break trigger signal and/or generate break trigger signal.
11. 1 kinds of methods for making the electric transducer module (150) in frame (110) disconnect, described electric transducer module (150) is for converting the second frequency of electrical output signal to by the first frequency of electrical input signal, frame (110) comprises for the input terminal (121) from generator reception electrical input signal with for providing the lead-out terminal (125) of electrical output signal to electrical network, it is characterized in that described method comprises
Receive the break trigger signal of the error condition of instruction electric transducer module (150), and
In response to break trigger signal, by means of the actuator (130) being installed to frame (110), the electric transducer module (150) in the groove of frame (110) is moved to the second place from primary importance, wherein
In primary importance, electric transducer module (150) is electrically connected to both input terminal (121) and lead-out terminal (125), and
In the second position, electric transducer module (150) is disconnected by from input terminal (121) and the two electricity of lead-out terminal (125).
12. methods as described in aforementioned claim, wherein, perform and electric transducer module (150) are moved to the second place from primary importance during no-load condition.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10162639.8 | 2010-05-12 | ||
| EP10162639A EP2387141B1 (en) | 2010-05-12 | 2010-05-12 | Automated mechanical disconnection of an electrical converter module in a frequency converter arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102244392A CN102244392A (en) | 2011-11-16 |
| CN102244392B true CN102244392B (en) | 2015-01-28 |
Family
ID=43447053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110122391.0A Active CN102244392B (en) | 2010-05-12 | 2011-05-12 | Automated mechanical disconnection of an electrical converter module in a frequency converter arrangement |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US8223499B2 (en) |
| EP (1) | EP2387141B1 (en) |
| CN (1) | CN102244392B (en) |
| CA (1) | CA2739811A1 (en) |
| DK (1) | DK2387141T3 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2509208A1 (en) * | 2011-04-08 | 2012-10-10 | ABB Oy | Frequency converter assembly and frequency converter unit |
| EP3048716A1 (en) | 2015-01-20 | 2016-07-27 | Siemens Aktiengesellschaft | Converter assembly with movable contacts, but fixed converter module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5481075A (en) * | 1994-03-11 | 1996-01-02 | Toshiba International Corporation | Compact motor controller with an improved arrangement for disconnecting and withdrawing a drawout unit |
| CN1299913A (en) * | 1999-12-16 | 2001-06-20 | 斯芬克斯电子有限公司 | Lock with electromechanical connecting device |
| US6768643B1 (en) * | 2000-09-26 | 2004-07-27 | Hewlett-Packard Development Company, L.P. | Methods and apparatus for reducing the opportunity for accidental removal or insertion of components |
| CN101485240A (en) * | 2006-06-30 | 2009-07-15 | 西门子能量及自动化公司 | Electronic module having a locking member and system including same |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0650071B2 (en) * | 1983-12-14 | 1994-06-29 | 日産自動車株式会社 | Vehicle driving force control device |
| DE3437808C2 (en) * | 1984-10-16 | 1987-05-07 | MEC Maschinenbau Entwicklung Consulting GmbH, 5180 Eschweiler | Method for load-dependent release of a safety clutch on a machine system and torque monitoring system for carrying out the method |
| US5625545A (en) * | 1994-03-01 | 1997-04-29 | Halmar Robicon Group | Medium voltage PWM drive and method |
| US7130190B1 (en) * | 2002-11-18 | 2006-10-31 | Span, Inc. | Computer servicing cart |
| US7016202B2 (en) * | 2004-05-03 | 2006-03-21 | Evserv Tech Corporation | Power actuation structure |
| US7800914B2 (en) * | 2006-06-08 | 2010-09-21 | David Dully | Apparatus and method for storing and regulating access to portable electronic devices |
| US20080174182A1 (en) * | 2006-09-28 | 2008-07-24 | Siemens Energy And Automation, Inc. | Method for operating a multi-cell power supply having an integrated power cell bypass assembly |
| US7568931B2 (en) * | 2006-09-28 | 2009-08-04 | Siemens Energy & Automation, Inc. | Integrated power cell bypass assembly and power supply including same |
| US7995349B2 (en) * | 2009-07-15 | 2011-08-09 | Teradyne, Inc. | Storage device temperature sensing |
| US8179696B2 (en) * | 2010-01-18 | 2012-05-15 | Eaton Corporation | Electrical switching apparatus and mounting assembly therefor |
-
2010
- 2010-05-12 DK DK10162639.8T patent/DK2387141T3/en active
- 2010-05-12 EP EP10162639A patent/EP2387141B1/en active Active
-
2011
- 2011-04-20 US US13/090,317 patent/US8223499B2/en active Active
- 2011-05-10 CA CA2739811A patent/CA2739811A1/en not_active Abandoned
- 2011-05-12 CN CN201110122391.0A patent/CN102244392B/en active Active
-
2012
- 2012-05-23 US US13/478,232 patent/US8564963B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5481075A (en) * | 1994-03-11 | 1996-01-02 | Toshiba International Corporation | Compact motor controller with an improved arrangement for disconnecting and withdrawing a drawout unit |
| CN1299913A (en) * | 1999-12-16 | 2001-06-20 | 斯芬克斯电子有限公司 | Lock with electromechanical connecting device |
| US6768643B1 (en) * | 2000-09-26 | 2004-07-27 | Hewlett-Packard Development Company, L.P. | Methods and apparatus for reducing the opportunity for accidental removal or insertion of components |
| CN101485240A (en) * | 2006-06-30 | 2009-07-15 | 西门子能量及自动化公司 | Electronic module having a locking member and system including same |
Also Published As
| Publication number | Publication date |
|---|---|
| US8223499B2 (en) | 2012-07-17 |
| US8564963B2 (en) | 2013-10-22 |
| US20120230077A1 (en) | 2012-09-13 |
| CN102244392A (en) | 2011-11-16 |
| EP2387141B1 (en) | 2013-01-30 |
| US20110279983A1 (en) | 2011-11-17 |
| EP2387141A1 (en) | 2011-11-16 |
| DK2387141T3 (en) | 2013-03-04 |
| CA2739811A1 (en) | 2011-11-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10658949B2 (en) | Electrical architecture for converting DC voltage into AC voltage, and vice versa | |
| CN107800003B (en) | Device and method for integrating an electrical component into a circuit carrying a load | |
| KR101616233B1 (en) | Charging/discharging device | |
| CN103916074B (en) | Closing system and method for photovoltaic system | |
| US9509231B2 (en) | Power converter system, damping system, and method of operating a power converter system | |
| EP3067760A1 (en) | Redundant control device and method of hvdc system | |
| CN116131311B (en) | Energy storage system and protection method thereof | |
| US12003104B2 (en) | Energy supply system having a coupling device | |
| CN109466334B (en) | Protection method for regenerative braking energy storage system of high-speed rail | |
| CN102244392B (en) | Automated mechanical disconnection of an electrical converter module in a frequency converter arrangement | |
| KR101742600B1 (en) | Distributing borad with uninterruptible function | |
| CN103064320A (en) | Locomotive auxiliary control unit based on multifunction vehicle bus (MVB) network control | |
| CN105308711B (en) | Servicing unit and method for the electricity generation system of aircraft | |
| CN105305408A (en) | Control method for shore power source system | |
| JP5757611B2 (en) | Uninterruptible power system | |
| CN114006553A (en) | Coal cutter traction system and control method thereof | |
| CN109088444B (en) | Optimization method for non-full-phase protection action performance of direct-current receiving-end phase modulator | |
| KR102338125B1 (en) | Power supply system based on dc grid for ship with shore power connection | |
| CN219592126U (en) | Bidirectional energy storage converter control device | |
| CN103329386A (en) | A high voltage dc power source and a power apparatus for a high voltage electrical power system | |
| KR101379250B1 (en) | DC link charging system | |
| CN216873098U (en) | Coal cutter traction system | |
| CN111478661B (en) | Component-level turn-off control method and turn-off controller of photovoltaic power station | |
| CN114520514A (en) | Wind turbine generator set with energy storage device and connection method | |
| CN114447884A (en) | Continuous power supply control method, device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240328 Address after: Nuremberg, Germany Patentee after: Yinmengda Co.,Ltd. Country or region after: Germany Address before: Munich, Germany Patentee before: SIEMENS AG Country or region before: Germany |
|
| TR01 | Transfer of patent right |